Nov 30 13:02:14.461 INFO checking welle-0.1.0 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 13:02:14.461 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +a49316ddc99d9d595193557fc899f6c52e4d9af9-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 13:02:14.869 INFO [stdout] 275913a368f13ae6ad18415abc423f84d895f45db8eab6d8903143d43bdaf9ad
Nov 30 13:02:14.871 INFO running `"docker" "start" "-a" "275913a368f13ae6ad18415abc423f84d895f45db8eab6d8903143d43bdaf9ad"`
Nov 30 13:02:17.620 INFO [stderr] usermod: no changes
Nov 30 13:02:18.012 INFO [stderr]    Compiling syn v0.15.22
Nov 30 13:02:18.026 INFO [stderr]     Checking hyper v0.12.16
Nov 30 13:02:31.528 INFO [stderr]     Checking hyper-tls v0.3.1
Nov 30 13:02:32.092 INFO [stderr]    Compiling structopt-derive v0.2.13
Nov 30 13:02:37.697 INFO [stderr]     Checking reqwest v0.9.5
Nov 30 13:02:41.923 INFO [stderr]     Checking structopt v0.2.13
Nov 30 13:02:46.632 INFO [stderr]     Checking welle v0.1.0 (/source)
Nov 30 13:02:56.492 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:02:56.492 INFO [stderr]    --> src/main.rs:204:9
Nov 30 13:02:56.492 INFO [stderr]     |
Nov 30 13:02:56.493 INFO [stderr] 204 |         writeln!(f, "");
Nov 30 13:02:56.493 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Nov 30 13:02:56.493 INFO [stderr]     |
Nov 30 13:02:56.494 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 13:02:56.494 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:02:56.494 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 13:02:56.494 INFO [stderr] 
Nov 30 13:02:56.495 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:02:56.495 INFO [stderr]    --> src/main.rs:213:9
Nov 30 13:02:56.496 INFO [stderr]     |
Nov 30 13:02:56.496 INFO [stderr] 213 |         writeln!(f, "");
Nov 30 13:02:56.496 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Nov 30 13:02:56.497 INFO [stderr]     |
Nov 30 13:02:56.497 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:02:56.497 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 13:02:56.498 INFO [stderr] 
Nov 30 13:02:56.498 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:02:56.498 INFO [stderr]    --> src/main.rs:214:9
Nov 30 13:02:56.499 INFO [stderr]     |
Nov 30 13:02:56.499 INFO [stderr] 214 | /         writeln!(
Nov 30 13:02:56.499 INFO [stderr] 215 | |             f,
Nov 30 13:02:56.500 INFO [stderr] 216 | |             "Percentage of the requests served within a certain time:"
Nov 30 13:02:56.500 INFO [stderr] 217 | |         );
Nov 30 13:02:56.500 INFO [stderr]     | |__________^
Nov 30 13:02:56.500 INFO [stderr]     |
Nov 30 13:02:56.501 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:02:56.501 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 13:02:56.501 INFO [stderr] 
Nov 30 13:02:56.675 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:02:56.675 INFO [stderr]    --> src/main.rs:204:9
Nov 30 13:02:56.675 INFO [stderr]     |
Nov 30 13:02:56.675 INFO [stderr] 204 |         writeln!(f, "");
Nov 30 13:02:56.675 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Nov 30 13:02:56.675 INFO [stderr]     |
Nov 30 13:02:56.675 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 13:02:56.675 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:02:56.675 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 13:02:56.675 INFO [stderr] 
Nov 30 13:02:56.675 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:02:56.675 INFO [stderr]    --> src/main.rs:213:9
Nov 30 13:02:56.675 INFO [stderr]     |
Nov 30 13:02:56.675 INFO [stderr] 213 |         writeln!(f, "");
Nov 30 13:02:56.675 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Nov 30 13:02:56.675 INFO [stderr]     |
Nov 30 13:02:56.675 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:02:56.675 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 13:02:56.675 INFO [stderr] 
Nov 30 13:02:56.675 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:02:56.675 INFO [stderr]    --> src/main.rs:214:9
Nov 30 13:02:56.675 INFO [stderr]     |
Nov 30 13:02:56.675 INFO [stderr] 214 | /         writeln!(
Nov 30 13:02:56.675 INFO [stderr] 215 | |             f,
Nov 30 13:02:56.675 INFO [stderr] 216 | |             "Percentage of the requests served within a certain time:"
Nov 30 13:02:56.675 INFO [stderr] 217 | |         );
Nov 30 13:02:56.675 INFO [stderr]     | |__________^
Nov 30 13:02:56.675 INFO [stderr]     |
Nov 30 13:02:56.675 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:02:56.675 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 30 13:02:56.675 INFO [stderr] 
Nov 30 13:02:56.733 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.09s
Nov 30 13:02:56.757 INFO [stderr] su: No module specific data is present
Nov 30 13:02:58.178 INFO running `"docker" "inspect" "275913a368f13ae6ad18415abc423f84d895f45db8eab6d8903143d43bdaf9ad"`
Nov 30 13:02:58.558 INFO running `"docker" "rm" "-f" "275913a368f13ae6ad18415abc423f84d895f45db8eab6d8903143d43bdaf9ad"`
Nov 30 13:02:58.904 INFO [stdout] 275913a368f13ae6ad18415abc423f84d895f45db8eab6d8903143d43bdaf9ad